Andina or División Andina is a copper mine in the Andes of Central Chile located in Valparaíso Region. The mine is located in mountanious terrain at altitudes of 3,700 to 4,200 m a.s.l. and is adjacent to Los Bronces mine at the border of the regions of Valparaíso and Santiago. It is both an open-pit and underground mine. The mine begun operations in 1970. In 2022 it was estimated by Codelco that Andina had reserves of 36.8 million tons copper and Los Bronces 12.7 million tons copper. By the same estimation the joint reserves of both mines had an average ore grade of 0.78% copper. Andina mine export ore concentrates of c. 28% copper at the port of Ventanas. The concentrates produced in Andina contain about 40% chalcopyrite, 20% chalcocite, 20% pyrite and 8% pyrrhotite.